EPOXY GLUE 5-MINUTE Contains one 4 oz. Bottle of Resin & one 4 oz. Bottle of Hardener This product retains all of the physical strengths of epoxy adhesives while offering the added advantage of quick setting even in thin films at low temperatures. It will bond wood and nearly all other types of materials, including concrete. It achieves its terrific strength as a result of a chemical reaction when mixed with the Hardening agent. Non-shrinking